data on the disappearance of malaysia airline fright 370. the data includes communication logs between the plane and satellites, but leaves most of the big questions very much unanswered. >>> also right now, another sneak peek inside hillary clinton's memoir. we're going to hear some of her thoughts on president obama, on marriage and on the times in her life where she's, quote, followed her heart. >>> hello, i'm whoolf blitzer reporting from washington. we start with president obama ready to set troop levels for afghanistan. the president was in the country over the weekend, talking with american troops. today, in just over 90 minutes or so, he'll announce a major step. joining us from the pentagon is our correspondent barbara starr, from the white house, our senior white house correspondent jim acosta. jim, to you first. are you getting indication of precisely what the president will announce? >> well, we won't have an advance preview of his remarks, wolf, but we do expect, from hearing from a senior administration official, that the president will lay out basically the plan for u.s.